国家/地区 美国（20）
IPC部 B（20）
IPC大类 B01（20）
IPC小类 B01D（20）
IPC B01D071/02（10） B01D067/00（9） C01B032/194（9）
C01B032/198（8） B01D069/10（5） B01D069/12（5）
B01D046/00（4） B01D069/02（4） C01B032/182（4）
C01B032/184（4） A41D013/11（3） A62B023/02（3）
B01D061/02（3） C01B032/19（3） C01B032/21（3）
发明人 JANG B Z（2） ZHAMU A（2）
公开年 2021（20）
申请年 2020（13）  2021（6） 
专利权人 NANOTEK INST.（2）

Forming purified graphene oxide (GO) material for sensor, involves dewatering GO suspension with first filter, forming GO solution comprising dewatered GO suspension and solvent solution comprising solvent, and filtering with second filter.

JUN D, KOWAL M, KANER R B

Synthesis of graphene oxide used for manufacturing membrane, involves mixing sulfuric acid and phosphoric acid, adding graphite powder, potassium permanganate and hydrogen peroxide, cooling mixture, diluting mixture with hydrochloric acid solution, and centrifuging.

ALKHOUZAAM A A, QIBLAWEY H

Graphene oxide-based membrane for use in regenerative dialysis system, comprises substrate, and multiple layers of single-layered graphene oxide formed on surface of substrate, where each layer is functionalized by diamine functional group.

YANG H Y, LEONG Z Y, ROY D M, KODURI S

Membrane assembly used in water filtration system comprises non-metallic, porous substrate, graphene oxide membrane and chemical linker interface including adhesion promoter and flux promoter including silane molecules.

WHEELER D R, ZAVADIL K R, BIEDERMANN L, HIBBS M

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Face mask e.g. surgical face mask, comprises mask component to cover wearer's mouth and nose, and fastener engaging with mask component comprising air-permeable outer layer, inner layer located on inner side of mask component, and graphene layer, where fastener connects mask component to wearer.

ZHAMU A, JANG B Z, ZHANG B

Face mask e.g. surgical mask, comprises mask component for covering wearers mouth and nose and comprising air-permeable outer layer, inner layer and graphene layer, and fastener for connecting mask component to wearer.

JANG B Z, ZHAMU A

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Synthesizing carbon beads by preparing viscous slurry in non-polar solvent configured to function as disperse phase, preparing viscous gel using hydrocolloids, passing disperse phase and continuous phase into microfluidic droplet generator, subjecting to thermal treatment and UV radiation and drying.

PARENTE M, SITHARAMAN B, SITARAMAN B

Carbon material used as filter for desalination or deionization of solution, comprises carbon-containing layer having opening and solid material provided for covering the opening of carbon-containing layer, where solid material comprises hole communicating with opening.

KATSUMI K, TOSHIO T, YASUSHI S, STEVIC D, KATSUYUKI M, KANEKO K, TAKAGI T, SHIMIZU Y, DRAGANA S, MURATA K, MURADA K